RHSA-2026:49870 — Security Advisory
Red Hat Security Advisory: kernel security, bug fix, and enhancement update
Severity
LowRed Hat Product Security
Products
Official CSAF product identity
Published · August 4, 2026
Updated · October 29, 2026
Topic
An update for kernel is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
- kernel: Linux kernel: Denial of Service due to NULL function pointer race in timer shutdown (CVE-2025-68214)
Bug Fix(es) and Enhancement(s):
-
Possible regression with FM350GL [rhel-9.8.z] (JIRA:RHEL-184273)
-
RHEL9: Fix downstream-only regression from 532af53c [rhel-9.8.z] (JIRA:RHEL-192430)
-
gfs2: xfstests generic/363 failure [rhel-9.8.z] (JIRA:RHEL-214021)
-
RHEL 9: Backport b95e0e792822 [rhel-9.8.z] (JIRA:RHEL-216471)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.